七年级首字母填空练习含答案.docx

1、七年级首字母填空练习含答案7、食盐、白糖、碱面、味精的颗粒都是有规则几何外形的固体，人们把这样的固体物质叫做晶体。自然界中的大部分固体物质都是晶体或由晶体组成。一、填空：16、在北部天空的小熊座上有著名的北极星，可以借助大熊座比较容易地找到北极星。黑夜可以用北极星辨认方向。13、以太阳为中心，包括围绕它转动的八大行星（包括围绕行星转动的卫星）、矮行星、小天体（包括小行星、流星、彗星等）组成的天体系统叫做太阳系。16、在北部天空的小熊座上有著名的北极星，可以借助大熊座比较容易地找到北极星。黑夜可以用北极星辨认方向。5、在咀嚼米饭过程中，米饭出现了甜味，说明了什么？3、你知道月食的形成过程吗？答：

2、优点：占地小，避免了垃圾污染地下水，产生的热量还可以用来发电。答：说明米饭不是甜的，但米饭含有淀粉，在我们咀嚼的过程中发生了变化，变得有甜味了。 根据首字母填空专项练习（含答案） Can animals be made to work for us ? Some scientists think that one day animals may be t_ to do a number of simple jobs .They s_ that in a film or on TV we may see elephants , monkeys ,dogs ,bears ,or other ani

3、mals doing a lot of things .If you w_ carefully , you may find that those animals are given something to eat in return for d_ them . The scientists say that many d_ animals may be taught to do a number of simple jobs if they will get something to eat . Of course, as we know , dogs can be used to gua

4、rd a house ,and elephants can be used to do some heavy j_ . And we can also teach animals to work in f_ .Apes ,for example have b_ used in America to help make cars and scientists b_ that these monkeys may one day get in crops and e_ drive trains . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. may want to study to

5、 be animal doctors.They are often c_“vets ”. Many of them work in animal h_. Others may work on farms or at a z_. Some study animal diseases and try to find w_ to keep the animals from getting i_. They do studies in m_ for animals.Vets listen to an animalss h_. They check its ears, eyes, mouth and b

6、lood. They o_ on animals when they need to. They may give the animals shots(注射) and tell the pets o_ what food is best. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Only mother love is true love. It gives e_ everything all his life. When you are still a baby, mother takes good care of you as much as possible. In

7、your waking hours she always holds you in her arms. When you are ill, she stops her work right now to look after you day and n_ and forgets about herself. When you are growing up day by day, she feels very happy. When you are old e_ to go to school, mother still looks after you all the t_ . On cold

8、winter days, she always tells you to p_ on more clothes. She always stands in the wind waiting for you back from school every day. When you hurry to leave home for school with little b_ . She always feels worried about you at home. She u_ knows about you study and spend much money on your school thi

9、ngs. When you do well at school , you will see the brightest s_ on her face. Mother can do everything for you day after day. Mother is always ready to give everything she has to her children, not to receive. What true love that is in the w_ ! We will r_ Mother Love for ever! 1. 2. 3. 4. 5. 6. 7. 8.

10、9. 10. When I was walking down the street one day , I s_ a small bag on the ground . I picked it up and opened it to see w_ I could find out the owners name . There was n_ inside it except some dollars and a picture of a woman and a young girl about twelve years old . I put the photo back and took t

11、he bag to the police station . Before I left , the policeman wrote down my name and my a_ . He thought the owner might want to thank me . That evening I went to have dinner with my aunt and uncle . They had also asked a young woman to have dinner with us . Her face was familiar , but I couldnt r_ wh

12、ere I had seen her . D_ our talk , the young woman happened to say that she had l_ her bag that afternoon . All at once I remembered w_ I had seen her . She was the young girl in the photo . though she looked now much o_ than the girl in the picture . She was very s_ , of course , when I told her ab

13、out the bag . After dinner we went to the police station and got back her bag . The policeman said to me , “Its a wonderful thing . You found not only the bag , but also the owner of the bag .” 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Seumas Mcsporran is a very b_ man. He is 60 years old and he has thirteen j

14、obs. He is a postman , a policeman ,a fireman , a taxi driver , a school-bus driver , a boatman ,an ambulance man , an accountant , a petrol attendant , a barman , and an undertaker .Also , he and his wife , Margaret , have a shop and a small hotel.Seumas l_ and works on the island of Gigha in the w

15、est of Scotland. Only 120 people live on Gigha but in s_ 150 tourists come by b_ every day.Every weekday Seumas gets up at six and makes b_ for the hotel guests. At eight he drives the islands children to s_ . At nine he collects the post from the boat and delivers it to all the houses on the island

16、. He also delivers the beer to the islands only pub. Then he helps Margaret in the s_ .He says：“Margaret likes being busy,too.We n_ have holidays and we dont like w_ television. In the evening Margaret makes supper and I do the accounts. At ten we have a glass of wine and then we go to bed. P_ our l

17、ife isnt very exciting, but we like it.” 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Tim spent in a bookshop can be enjoyable . If you go to a good s_ , no assistant will come near to you and say , “Can I h_ you ?” You neednt buy a_ you dont want . You may try to find out where the book you want is . But if you

18、w_ , the assistant will lead you there and then he will go away . It seems that he is not interested i_ selling any books at all . There is a story which t_ us about a good shop . A medical student found a very useful book in a shop , but it is too expensive for him to b_ . He couldnt get it from th

19、e library , e_ . So every afternoon he went there to r_ a little at a time . One day , however , he couldnt find the book from its usual place and was leaving when he saw an assistant signing to him . To his s_ , the assistant pointed to the book in a corner , “I put it there so as not to be sold ou

20、t .”said the assistant . Then he let the student go on with his reading . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. ( S=salesgirl ; H=Han mei ) S: Good morning. Can I help you ? H: Yes. I _ this blouse last week, but theres something wrong with it. When I _ it, the colours ran. I cant _ it now. I want you to _

21、 this blouse or give me my _ back. S: Let me see. Did you wash it in _ water ? H: Of course not. S: It _ as if it hasnt been washed following the _ .Did you leave it in water _ you washed it ? H: No, I didnt do that, _. I didnt put it cold water until I washed it. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. When

22、 you go to England you may find the traffic there is different from ours. As a f_ you must be c_ in the streets, because the traffic d_ on the left. You must look to the right and then the left before you cross a street. In the morning and in the evening when people go to or come back from work, the

23、 streets are very b_. traffic is most d_ then. When you go by bus in England, you have to take care, too. Always r_ the traffic m _ on the left. You have to t_ a look first or you will go to the w_ way. In many English cities there are big buses with two f_ . You can sit on the second one. From ther

24、e you can see the city very well. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Which animal do we need m ? Dogs? Horses? No! The a to the question is cows.Why cows? Cows give us milk. And milk is one of our most important k of food. Suppose(假设) that all the milk cows make in one year were put i bottles. And suppo

25、se these bottles were put side by side. The line of bottles would go all around the world 400 t .That is a lot of milk, less than half of it is used for d and cooking. Most of it is u to make butter cheese, ice cream and many other things. It takes many cows to give us that m milk. But not as many a

26、s it used to. A cow used to give only about 1,500 quarts(夸脱)of milk a year. Now a fine cow may g 9 more than 3,000 quarts in a year. Why do cows give more milk today? Now farmers have better cows. The cows get better c 10 and better food. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Heres a part of an e-mail answ

27、er from Joe giving some advice to his son in college . “When I was young , I often met t_ about what to do and what not to do . My grandmother told me not to worry about those things . I o_ did them once a year or once a lifetime . I_ , I should try to do well those things , and I do them every day

28、. For example , I need to eat every day , so I should learn how to c_ . I need to talk to o_ every day , so I should learn how to work with d _ people and know how to s _ well . I walk every day , so my s _ should be all right and comfortable . Every night I sleep , so my bed should let me have a go

29、od rest . Taking care of the e_ things m_ that you do a better job of the one in a lifetime things as well .” 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11 Let me tell you a story . A good friend of mine lives with six hundred animals on an island . Ever s_ he left school , he has travelled all over the world l

30、_ for animals for his own zoo . He writes books about his travels , and about his wonderful a_ . The money for his books helps him to p_ for all the animal food . My friend told me that when he was looking for water last week (There is not enough water on the island , though there is a lot all aroun

31、d it ) , he f_ oil . He n_ money for his travels and for his zoo , and a little oil would buy e_ water for a long time , but he knows that if he tells anybody else about it , it will be the e_ of his zoo and his lifes work . So I think he will not tell anybody e _ you and me about what he found because oil and water cant be p_ together . Oil may bring greater trouble to his anim